Squaring up over ancient life

Rex Dalton
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Rex Dalton: Nature's US West Coast correspondent

Nature, 2002, vol. 417, issue 6891, 782-784

Abstract: The textbooks say that oxygen-producing microorganisms evolved some 3.5 billion years ago. But as that claim and its author come under attack, the history of life on Earth may have to be rewritten. Rex Dalton investigates.

Date: 2002
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DOI: 10.1038/417782a

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